Timeline for Is there an ADC chip that reads only when triggered that can be synchronized with PWM?
Current License: CC BY-SA 4.0
4 events
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Nov 1, 2019 at 18:56 | comment | added | Michael Karas | @TapatioSombrero - your comment indicates that you did not understand my answer. The MCU does not make A/D readings till after a trigger takes it out of sleep. | |
Nov 1, 2019 at 17:54 | comment | added | Tapatio Sombrero | To save power, I am trying to keep the microcontroller in sleep mode until something triggers the sensor. The microcontroller cant take ADC readings in sleep mode so I use the low power external ADC to monitor the sensor until something triggers it to wake up the microcontroller. | |
Nov 1, 2019 at 0:18 | comment | added | Dave Tweed | In fact, the STM32F205 used in the Particle Electron has three separate 12-bit ADCs and a total of 24 analog input channels. | |
Oct 31, 2019 at 23:50 | history | answered | Michael Karas | CC BY-SA 4.0 |